Fastest Path Calculation

Fastest Path Calculation

larryrichards8326
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Fastest Path Calculation

larryrichards8326
Contributor
Contributor

When doing a Fastest Path Analysis on a round a bout I get an error that reads "The XXmph Fastest LIne Entry Speed exceeds the maximum speed specified in the Standard".  The max speed for the roundabout was set at 20 mph and all legs are similar in nature but for some reason I have one leg that insists on a "Fastest Path" radius of 537 ft and a speed limit of 34.71 mph. Does anybody know where the speed for this path can be revised? 

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ecfernandez
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Hi @larryrichards8326, are you using the FHWA 2010 guidelines? You can edit a copy of the standards and later use it to create the roundabout. Right-click on the desired standard and then go to the "fastest path analysis" to make the changes.

ecfernandez_0-1680729351622.png

 

It would be good to check into the FHWA documents for an explanation of this issue and go back to the software to make the required changes prior to creating the new roundabout.

I hope this helps.

Best regards!

Camilo Fernández

Civil engineer | Specialist in design, construction, and maintenance of roadways

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